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MERSEN FUSE 12,5 URD 71 TT F 0350 12,5URD71TTF0350
MPN: C300520
Alt. SKU: PC71UD13C350TF
Special Price
£89.59
£74.66
Regular Price
£162.89
MERSEN FUSE 12,5 URD 71 TT F 0350 12,5URD71TTF0350 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 71 aR 1250VAC IEC 1300VAC UL 350A With Striker Flush Ends Metric Threads PC71UD13C350TF?
Engineered for demanding industrial and power electronics applications, this high-speed Protistor® fuse delivers dependable circuit protection at 1250VAC (IEC) and 1300VAC (UL), with a robust 350A rating. The square body design ensures stable installation, while flush ends with metric threads facilitate secure and precise connections in panel assemblies.
The integrated striker enhances safety and system monitoring by enabling reliable fuse status indication. Manufactured to stringent IEC and UL standards, the PC71UD13C350TF fuse supports fast-acting response to overloads, safeguarding critical components and minimising downtime in high-value equipment.
Technical Specifications
- Item number: C300520
- Catalogue No: PC71UD13C350TF
- Description: Square Body High-Speed Fuse Protistor® Size 71 aR 1250VAC IEC 1300VAC UL 350A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340329728
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 350 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 71
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 178 kA²s
- Melting I2t: 22 kA²s
- AC Max I.R./Breaking Capacity: I1: 126 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 51 mm
- Product Length: 74 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.545 kg
- Sell Pack Width: 90 mm
- Sell Pack Length: 170 mm
- Sell Pack Height: 70 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.515 kg
- Power Dissipation at Rated Current Value: 76 W
Product Code: C300520
Key Benefits
- High-speed aR characteristic ensures rapid disconnection of semiconductor faults.
- Rated for high voltages: 1250VAC (IEC) and 1300VAC (UL) for versatile industrial use.
- Robust ceramic body offers excellent insulation and durability.
- Flush ends with metric threads provide secure and precise mounting.
- Integrated striker indication system enables fast and safe fuse status detection.
- Silver-plated brass terminals ensure reliable electrical connections.
- Bolted mounting enhances mechanical stability in panel assemblies.
Compatibility
This Protistor® fuse is compatible with Size 71 fuse holders and panels designed for high-speed semiconductor protection. It meets IEC and UL standards, ensuring integration with equipment requiring certified high-voltage and high-current fuse solutions. Suitable for use in power electronics, industrial drives, and inverter circuits.
Applications
- Protection of semiconductor devices such as thyristors and diodes in power converters.
- Industrial motor drives and variable frequency drives (VFDs).
- Power supply units and uninterruptible power supplies (UPS).
- Inverter circuits and renewable energy systems.
- General industrial electrical protection requiring fast-acting fuses.
Frequently Asked Questions
What does the "aR" speed characteristic mean?
The "aR" rating indicates a high-speed fuse designed specifically for semiconductor protection, capable of quickly interrupting fault currents to protect sensitive components.
Can this fuse be used in DC applications?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
What is the purpose of the integrated striker?
The integrated striker provides a mechanical indication of fuse operation, allowing for quick visual or electrical status monitoring without removing the fuse.
Are the flush ends compatible with standard fuse holders?
The flush ends with metric threads are designed for bolted mounting in compatible fuse holders or panels, ensuring secure and precise installation.
Common Search Terms
high-speed fuse, Protistor fuse, semiconductor protection fuse, size 71 fuse, 350A fuse, 1250VAC fuse, 1300VAC fuse, aR fuse, striker indication fuse, bolted fuse, ceramic body fuse, industrial fuse, power electronics fuse
| Manufacturer Part Number | C300520 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340329728 |
| Height | 74mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC71UD13C350TF |
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